update to 2.5.1.4 http://prboom-plus.sourceforge.net/history.html
prboom-plus-2.5.1.4-11.fc28 has been submitted as an update to Fedora 28. https://bodhi.fedoraproject.org/updates/FEDORA-2018-39c0c27439
prboom-plus-2.5.1.4-11.fc28 has been pushed to the Fedora 28 testing repository. If problems still persist, please make note of it in this bug report. See https://fedoraproject.org/wiki/QA:Updates_Testing for instructions on how to install test updates. You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2018-39c0c27439
prboom-plus-2.5.1.4-11.fc28 has been pushed to the Fedora 28 stable repository. If problems still persist, please make note of it in this bug report.